vue cli3 改造完成

src/utils/get-page-title.js

@@ -0,0 +1,10 @@
+import defaultSettings from '@/settings'
+
+const title = defaultSettings.title || 'Vue Element Admin'
+
+export default function getPageTitle(pageTitle) {
+  if (pageTitle) {
+    return `${pageTitle} - ${title}`
+  }
+  return `${title}`
+}